OpenTechnical

OT-2026-000046475

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000046475) never changes.

Identity and time

Publication numberOT-2026-000046475 · never reused
Internal UUID01a0ae7e-57dc-7acb-a5c7-864c88827bec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046475
StatusPUBLIC

Content hashes

Canonical text154dca38862277b7e0715b07b4e4d81973e1da74fe3765bf6844d332cbf47207
Markdown466094b0c075c6534432b853569aa250e6947235efaf479e36971f192d37fd54
PDF
Publication page36c665eae69c8b17827b7e1beccf3457bc4762e75269c326511082169605a6ed
Manifest4571dead6067a6906d784685102bf9bb599fb6b4391b1457abeebab7f8c343d8

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturesXCpjDouP8LqLaCnK/GDdXG/fpzoeqqmRRzpK9FcOJuIyWV/5NgE4uvO0OqoRQ7n7maG9WqdYjXgQ5qBxhMXAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:30.387262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046475
observed 36c665eae69c8b17827b7e1beccf3457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:30.369040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046475/manifest.json
observed 4571dead6067a6906d784685102bf9bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:30.350441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046475/publication.md
observed 466094b0c075c6534432b853569aa250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:30.331492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046475/publication.txt
observed 154dca38862277b7e0715b07b4e4d819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.